50640942 has 16 divisors (see below), whose sum is σ = 110489472. Its totient is φ = 15345720.

The previous prime is 50640937. The next prime is 50640959. The reversal of 50640942 is 24904605.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 383578 + ... + 383709.

It is an arithmetic number, because the mean of its divisors is an integer number (6905592).

Almost surely, 2^50640942 is an apocalyptic number.

50640942 is an abundant number, since it is smaller than the sum of its proper divisors (59848530).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50640942 is a wasteful number, since it uses less digits than its factorization.

50640942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 767303.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 50640942 is about 7116.2449367626. The cubic root of 50640942 is about 369.9706380401.

The spelling of 50640942 in words is "fifty million, six hundred forty thousand, nine hundred forty-two".